(1) A sexual act whereby you and your partner are having sex in a shower when one of you farts therby sealing in the aroma. (2) a sexual act whereby you and your parner have sex in the shower when another person befouls the bathroom you are in by defecatingin the toilet thus trapping the aroma.

Example 1: Brian and I were getting it on in the shower when he dropped ass and we otter boxing from then on.

Example 2: Brian and I were getting it on in the shower when tony pooped in the toilet and stunk up the bathroom. It was otter boxing from then on.